Use `best_effort_timestamp` if `pts` is not set
Use `best_effort_timestamp` if `pts` is not set

This will still break if `pts` is missing on Android with MediaCodec as those frames don't contain either.

peppy/osu-framework,smoogipooo/osu-framework,peppy/osu-framework,peppy/osu-framework,ppy/osu-framework,ppy/osu-framework,ppy/osu-framework,smoogipooo/osu-framework